21110688

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3226

約数の個数: 72

約数和(自身を含む): 62663328

約数和(自身を除く): 41552640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3187, 3312, 6374, 6624, 9561, 12748, 19122, 25496, 28683, 38244, 50992, 57366, 73301, 76488, 101984, 114732, 146602, 152976, 219903, 229464, 293204, 305952, 439806, 458928, 586408, 659709, 879612, 917856, 1172816, 1319418, 1759224, 2345632, 2638836, 3518448, 5277672, 7036896, 10555344, 21110688]

約数ペア:

[(1, 21110688), (2, 10555344), (3, 7036896), (4, 5277672), (6, 3518448), (8, 2638836), (9, 2345632), (12, 1759224), (16, 1319418), (18, 1172816), (23, 917856), (24, 879612), (32, 659709), (36, 586408), (46, 458928), (48, 439806), (69, 305952), (72, 293204), (92, 229464), (96, 219903), (138, 152976), (144, 146602), (184, 114732), (207, 101984), (276, 76488), (288, 73301), (368, 57366), (414, 50992), (552, 38244), (736, 28683), (828, 25496), (1104, 19122), (1656, 12748), (2208, 9561), (3187, 6624), (3312, 6374)]